We are seeking a Senior Full-Stack Developer to build and evolve scalable, cloud-native applications that support fleet optimization and operational efficiency across a large-scale vehicle network of 46,000+ assets in 545+ locations. You will work hands-on across front-end and back-end systems, collaborating closely with product, architecture, data, and business stakeholders to deliver high-quality solutions deployed on AWS.
Requirements
- 5+ years of experience in full-stack software development
- Strong hands-on experience with .NET (C#) for backend services and APIs
- Solid experience building modern front-end applications using React
- Proven experience designing and consuming RESTful APIs
- Good understanding of cloud-native application development on AWS
- Experience working with relational and / or NoSQL databases
- Strong understanding of software engineering best practices (clean code, testing, performance, security)
- Experience working in agile, cross-functional teams
- Ability to collaborate effectively with architects, data engineers, and business stakeholders
Nice-to-haves
Experience with microservices architecturesFamiliarity with AWS services such as ECS / Fargate, Lambda, API Gateway, S3, SNS / SQSExperience with event-driven architecturesExposure to CI / CD pipelines and Infrastructure as Code (Terraform or CloudFormation)Experience integrating frontend applications with data or analytics platformsFamiliarity with authentication and authorization mechanisms (OAuth2, JWT, enterprise SSO)Experience working with high-load or enterprise-scale systemsCore Responsibilities
Develop and maintain end-to-end features across React front-end and .NET back-end servicesBuild scalable, maintainable APIs and business logic supporting fleet optimization workflowsImplement responsive, user-friendly interfaces with a strong focus on performance and usabilityIntegrate applications with cloud infrastructure, data platforms, and enterprise systemsCollaborate with Solution Architects to implement architectural patterns and best practicesEnsure code quality through reviews, automated testing, and adherence to engineering standardsTroubleshoot, optimize, and improve system performance, reliability, and scalabilitySupport deployments and production operations on AWSWork closely with product and business teams to translate requirements into production-ready solutionsWhat we offer
Continuous learning and career growth opportunitiesProfessional training and English / Spanish language classesComprehensive medical insuranceMental health supportSpecialized benefits program with compensation for fitness activities, hobbies, pet care, and moreFlexible working hoursInclusive and supportive cultureAbout Us
Established in 2011, Trinetix is a dynamic tech service provider supporting enterprise clients around the world.
Headquartered in Nashville, Tennessee, we have a global team of over 1,000 professionals and delivery centers across Europe, the United States, and Argentina. We partner with leading global brands, delivering innovative digital solutions across Fintech, Professional Services, Logistics, Healthcare, and Agriculture.
Our operations are driven by a strong business vision, a people-first culture, and a commitment to responsible growth. We actively give back to the community through various CSR activities and adhere to international principles for sustainable development and business ethics.
To learn more about how we collect, process, and store your personal data, please review our Privacy Notice : https : / / www.trinetix.com / corporate-policies / privacy-notice